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#F51001

#f51001 ≈ Red

  • red
  • Lightness: medium
  • Saturation: vivid
  • Warm
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#f51001 is a color from the red family, with medium lightness and vivid saturation. In the RGB model it is made of 96.08% red, 6.27% green and 0.39% blue; printed in CMYK it uses 0% cyan, 93.47% magenta, 99.59% yellow and 3.92% black. Its hue angle is 3.69°, with 99.19% saturation and 48.24% lightness in HSL. It is a warm color, often associated with energy, passion and urgency. Designers typically use it for food and restaurant brands, sales and promotions and call-to-action buttons. Black text on this color reaches a contrast ratio of 4.96:1 (WCAG AA). The closest named color is Red (#ff0000), ΔE 1.8.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#ff0000
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1979

Complementary

  1. #f51001
  2. #01e6f5

Split complementary

  1. #f51001
  2. #01f58a
  3. #016cf5

Analogous

  1. #f5016c
  2. #f51001
  3. #f58a01

Triadic

  1. #f51001
  2. #01f510
  3. #1001f5

Tetradic

  1. #f51001
  2. #e6f501
  3. #01e6f5
  4. #1001f5

Square

  1. #f51001
  2. #6cf501
  3. #01e6f5
  4. #8a01f5

Monochromatic

  1. #5d0600
  2. #a90b01
  3. #f51001
  4. #fe5044
  5. #ff9790

Shades

#f51001 mixed progressively with black.

  1. #f51001
  2. #dd0e01
  3. #c40d01
  4. #ac0b01
  5. #930a01
  6. #7b0801
  7. #620600
  8. #4a0500
  9. #310300
  10. #190200
  11. #000000

Tints

#f51001 mixed progressively with white.

  1. #f51001
  2. #f6281a
  3. #f74034
  4. #f8584d
  5. #f97067
  6. #fa8880
  7. #fb9f99
  8. #fcb7b3
  9. #fdcfcc
  10. #fee7e6
  11. #ffffff

Tones

#f51001 mixed progressively with gray.

  1. #f51001
  2. #e91b0e
  3. #de261a
  4. #d23227
  5. #c63d34
  6. #bb4841
  7. #af534d
  8. #a35e5a
  9. #976a67
  10. #8c7573
  11. #808080

Readable text 4.24:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 4.96:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7b7b7b ≈ 0.003% of males
Achromatomaly #b96161 ≈ 0.001% of males
Protanopia #6a5d00 ≈ 1.01% of males
Deuteranopia #9e8b00 ≈ 1.27% of males
Tritanopia #ff0016 ≈ 0.0001% of males
Protanomaly #b34900 ≈ 1.08% of males
Deuteranomaly #c76f00 ≈ 4.63% of males
Tritanomaly #ff000f ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-f51001 {
  color: #f51001;
}
Background
.bg-f51001 {
  background-color: #f51001;
  color: #000000;
}
Border
.border-f51001 {
  border: 2px solid #f51001;
}
CSS variables
:root {
  --color-primary: #f51001;
  --color-primary-rgb: 245 16 1;
  --color-primary-hsl: 4 99% 48%;
}
Gradient
.gradient-f51001 {
  background: linear-gradient(135deg, #f51001, #f58a01);
}
Colored shadow
.shadow-f51001 {
  box-shadow: 0 8px 24px rgb(245 16 1 / 0.35);
}

#ff0000 Red ΔE 1.80 #ff0800 Candy Apple Red ΔE 1.92 #ff2400 Scarlet ΔE 3.10 #ff2800 Ferrari Red ΔE 3.43 #e62020 Lust ΔE 4.64 #ff3800 Coquelicot ΔE 5.21 #e34234 Cinnabar ΔE 6.11 #0aeffe Inverted #7b7b7b Grayscale 

Red
#f51001  rgb(245, 16, 1)  hsl(4, 99%, 48%)  Red
#01e6f5  rgb(1, 230, 245)  hsl(184, 99%, 48%)  Electric Blue
#01f510  rgb(1, 245, 16)  hsl(124, 99%, 48%)  Lime
#1001f5  rgb(16, 1, 245)  hsl(244, 99%, 48%)  Blue